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銆€銆€Motoring Techonlogy
銆€銆€1.2 million road deaths worldwide occur each year,plus a further 50 million injuries.To reduce car crash rate,much research now is focused on safety and new fuels-though some electric vehicle and biofuel research aims at going faster.
銆€銆€Travelling at speed has always been dangerous.One advanced area of research in motoring safety is the use of digital in-car assistants.They can ensure you don鈥檛 miss important road signs or fall asleep.Most crashes result from human and not mechanical faults.
銆€銆€Some safety developments aim to improve your vision.Radar can spot obstacles in fog,while other technology鈥渟ees through鈥漛ig vehicles blocking your view.
銆€銆€And improvements to seat belts,pedal(鑵宠笍)controls and tyres are making driving smoother and safer.The colour of a car has been found to be linked with safety,as have,less surprisingly,size and shape.
銆€銆€But whatever is in the fuel tank,you don鈥檛 want a thief in the driving seat and there have been many innovations(鍓�(chu脿ng)鏂�).Satellite tracking and remote communications can also come into play if you crash,automatically calling for help.
銆€銆€Accidents cause many traffic jams,but there are more subtle interplays between vehicles that can cause jams even on a clear but busy road.Such jams can be analyzed using statistical tools.Robotic drivers could be programmed to make traffic flow smoothly and will perhaps one day be everyons鈥檚 personal chauffeur(鍙告(j墨)),but their latest efforts suggest that won鈥檛 be soon.
銆€銆€1.To reduce car crash rate,many scientists are working hard to
銆€銆€A.design fully automatic cars.
銆€銆€B.develop faster electric vehicles.
銆€銆€C.analyze road deaths occurring worldwide each year.
銆€銆€D.improve the safety of cars and develop new fuels.
銆€銆€2.According to the second paragraph,most road accidents happen due to
銆€銆€A.heavy traffic.
銆€銆€B.human mistakes.
銆€銆€C.engine failure.
銆€銆€D.bad weather.
銆€銆€3.Which of the following safety developments is NOT mentioned in the passage?
銆€銆€A.Windscreens that can help drivers to improve their vision.
銆€銆€B.Radars that can help drivers to see obstacles in fog.
銆€銆€C.Devices that can help drivers to see through big vehicles.
銆€銆€D.Improvements in seat belts,pedal controls and tyres.
銆€銆€4.Satellite tracking and remote communication systems cna be used to
銆€銆€A.reduce oil consumption.
銆€銆€B.remove the obstacles on the road.
銆€銆€C.call for help when one鈥檚 car crashes.
銆€銆€D.help drivers get out of a traffic jam.
銆€銆€5.Which of the following statements is true of robotic drivers?
銆€銆€A.It will take some time before robotic drivers are available.
銆€銆€B.Robotic drivers are not allowed to driveon busy roads.
銆€銆€C.Robotic drivers can never replace human drivers.
銆€銆€D.Robotic drivers are too expensive to use.
銆€銆€绛旀鑸囬瑙o細
銆€銆€1.C 鏂囩珷绗竴娈电殑鎰忔€濇槸锛氬湪涓栫晫鑼冨湇鍏�(n猫i)锛屾瘡骞寸櫦(f膩)鐢�120钀�(w脿n)璧蜂氦閫氭浜′簨鏁咃紝鍔犱笂5000钀�(w脿n)璧峰偡娈樹簨鏁�锛屽洜姝ゆ鍦ㄩ€�(j矛n)琛岀殑瑷卞鐮旂┒鐨勯噸榛�(di菐n)鏄畨鍏ㄥ晱(w猫n)椤屽拰鏂扮噧鏂欏晱(w猫n)椤�锛岀洝绠′竴浜涢浕鍕�(d貌ng)杌�(ch膿)鍜岀敓鐗╃噧鏂欑殑鐮旂┒鏃ㄥ湪閬�(d谩)鍒版洿蹇殑閫熷害銆傛墍浠�锛孋鏄纰洪伕闋�(xi脿ng)銆�
銆€銆€2.B 绗簩娈垫渶鍚庝竴鍙ヨ(shu艒)锛屽ぇ澶氭暩(sh霉)姹借粖(ch膿)鎾炶粖(ch膿)浜嬫晠鏄汉鐐哄師鍥犻€犳垚鐨�锛岃€屼笉鏄(j墨)姊版晠闅滅殑鍘熷洜銆傛墍浠鏄尟(cu貌)瑾ら伕闋�(xi脿ng);A鍜孌鐨刦all asleep鍜宻peeding鏄汉鐐哄師鍥�锛屼絾鍙槸閮ㄥ垎浜虹偤鍥犵礌锛屼笉鑳芥鍏ㄣ€�
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